import Vue from 'vue'
import Router from 'vue-router'
import Login from '@/components/login.vue'
import Home from '@/components/home.vue'
import Welcome from '@/components/Welcome.vue'
import Users from '@/components/user/users.vue'
import Rights from '@/components/power/rights.vue'
import Roles from '@/components/power/Roles.vue'
import Orders from '@/components/order/orders.vue'
import Report from '@/components/report/Report.vue'
import Cate from '@/components/goods/Cate.vue'
import Params from '@/components/goods/params.vue'
import GoodsList from '@/components/goods/List.vue'
import Add from '@/components/goods/Add.vue'



Vue.use(Router)




const router = new Router({
    routes: [
        { path: '/', redirect: '/login' },
        { path: '/login', component: Login },
        {
            path: '/home',
            component: Home,
            redirect: '/welcome',
            children: [
                { path: '/welcome', component: Welcome },
                { path: '/users', component: Users },
                { path: '/rights', component: Rights },
                { path: '/roles', component: Roles },
                { path: '/orders', component: Orders },
                { path: '/reports', component: Report },
                { path: '/categories', component: Cate },
                { path: '/params', component: Params },
                { path: '/goods', component: GoodsList },
                { path: '/goods/add', component: Add },
            ]
        }
    ]

})

//拦截路由导航守卫
router.beforeEach((to, from, next) => {
    // to将要访问的路径
    // from代表从哪个路径跳转而来
    // next 是一个函数,表示放行
    //next()放行   next('/home) 强制跳转

    if (to.path === '/login') return next();
    //获取token
    const tonkenStr = window.sessionStorage.getItem('token')
    if (!tonkenStr) return next('/login')
    next();


})

export default router